Add ability to create a TestBeatmap with no HitObjects
Add ability to create a TestBeatmap with no HitObjects

peppy/osu-new,NeoAdonis/osu,UselessToucan/osu,NeoAdonis/osu,smoogipoo/osu,peppy/osu,peppy/osu,ppy/osu,ppy/osu,ppy/osu,smoogipoo/osu,UselessToucan/osu,smoogipooo/osu,peppy/osu,smoogipoo/osu,UselessToucan/osu,NeoAdonis/osu